Rank the metals from most reactive (1) to least reactive (3).

What noticeable trend from this graph might be used to make a conclusion?

One important development during the 3rd trimester that will insulate the infant against changes in temperature is a. the deposition of fat under the skin b. the closing of the septum between c. the atria of the heart d. the beginnings of lung functioning e. the beginnings of light and sound sensing

In what part of the body does the most muscle activity happen?